Up for Buy-It-Now is a new old stock master brake cylinder repair kit,  GM part number 3912149.  According to my GM Manuals, this is used on the following models and years:

1967 Chevelle (Bendix 617525)

1967-1969 Chevrolet Passenger Full Size...w/ P.B. (Except Disc brakes, Metallic Linings, 396, 427 Hi Perf. 427 Specail Hi. Performance.)
1967-1970 Chevrolet Passenger Full Size..(Except P.B. Metallic Lining)


  The kit is in brand new, never used condition and is free of any damage.  The original box is in good condition.  Please feel free to E-mail me questions.  International bidders are always welcome.  Thanks for looking!!!